1  /* Support code for reporting test results.
       2     Copyright (C) 2016-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <support/check.h>
      20  
      21  #include <errno.h>
      22  #include <stdarg.h>
      23  #include <stdio.h>
      24  #include <stdlib.h>
      25  #include <support/test-driver.h>
      26  
      27  static void
      28  print_failure (const char *file, int line, const char *format, va_list ap)
      29  {
      30    int saved_errno = errno;
      31    printf ("error: %s:%d: ", file, line);
      32    vprintf (format, ap);
      33    puts ("");
      34    errno = saved_errno;
      35  }
      36  
      37  int
      38  support_print_failure_impl (const char *file, int line,
      39                              const char *format, ...)
      40  {
      41    support_record_failure ();
      42    va_list ap;
      43    va_start (ap, format);
      44    print_failure (file, line, format, ap);
      45    va_end (ap);
      46    return 1;
      47  }
      48  
      49  void
      50  support_exit_failure_impl (int status, const char *file, int line,
      51                             const char *format, ...)
      52  {
      53    if (status != EXIT_SUCCESS && status != EXIT_UNSUPPORTED)
      54      support_record_failure ();
      55    va_list ap;
      56    va_start (ap, format);
      57    print_failure (file, line, format, ap);
      58    va_end (ap);
      59    exit (status);
      60  }